Expression of a variable from the formula + work - practice problems
Number of problems found: 96
- Workers 9
If two workers fix two windows in an hour, how many windows can 18 workers fix in the same two windows? - Workers 31841
Twelve workers earned 2,000 euros in 10 days. How many workers would 14 workers earn in 8 days? - Work
2/5 of the employees in a company drive to work, 1/3 travel by bus, and the rest walk. Find the fraction of those who walk. - Three children
Three children eat eight chocolates in 6 days. How many chocolates do six children eat in 18 days? - Two companies
The two companies did work together for 100 days. The first company would do it in 150 days. How many days would the work take the second company? - Production 80546
In a factory, 10 lines produce many screws in 8 days. How many days will production be extended if two of them fail? - Carpenter 36293
The carpenter did the work in 3 2/5 hours. What part of the work did he do in an hour? - Newspapers 13781
Ten machines produced newspapers in 18 hours. Two machines rang for 2 hours. How many hours did the production take? - Twenty-seven 3476
Twenty-seven workers did the work in 12 days. In how many days would nine workers do the same job? - Working together
Zeru can complete a certain job in 5 days, and Tulu can complete the same job in 3 days. How long will they complete the job if they work together? - Rectangular 26641
The area of the work surface of the rectangular table is 70 dm2, and its perimeter is 34 dm. Determine (in dm) the length of the shorter side of this table. - Six painters
Six painters paint an area of 120 m² in 4 hours. How long does it take for 12 painters to paint 480 m² with the same performance? - Workers
Two workers will construct the stage at the festival in 54 hours. Organizers need to shorten the assembly time by 42 hours. How many workers must the assembly company send? - Horses 20063
Nine horses need a lot of hay for two days. How many horses would the same amount of hay be enough for three days? - 10 workers
Ten workers will perform the assigned work in 8 days. How long will it take to get the job done if six workers work for six days, and then another six join them? - Master work
The master will complete the given task in 4 hours. How long will it take to master students entirely in three hours when they're done together? - Painters
Five painters painted the fence for eight days. How many days over will it take to work if they paint the fence with only four decorators? - Concerning 82883
Conductor A has an electrical potential of +140V concerning the Earth; conductor B has a potential of -60V. How much electric charge will we transfer from wire B to wire A if we do the work of 4.10-4 Joules? - Together 46221
Jeníček and Ferek brigade together. They divided the work in a ratio of 4: 6. Ferko was paid 24 euros. How many euros did they earn together? - Products 37321
Eight workers produce 2048 products per shift. In how many hours would ten workers produce the same amount of products? (shift is 8 hours)
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